Based on the princple of branch screening,a new kind of fault dictionary method for tolerance analog circuits soft fault diagnosis is proposed in this paper.Diagnosis principle and establishment method for this dictionary is discussed,and in the meantime a tolerance circuit fault diagnosis example is given.

Wan Kai Ma Qishuang Wang Peng(School of Automation Science and Electrical Engineering,Beijing University of Aeronautics and Astronautics,Beijing 100083,China);State partition technique in mixed-circuit fault diagnosis[J];Journal of Beijing University of Aeronautics and Astronautics;2007-10